/*
This is a simple version of tic tac toe game.

#######################################################################
# (c) 2007 by Krishna Khanna     
#  krishnakhanna@gmail.com
# http://kkonline.org
#######################################################################
*/
#include<iostream.h>
#include<conio.h>
#include<stdlib.h>
#include<dos.h>


int check(int,int,int,int,int,int);


float move(int b)
{
switch(b)
{
 case 1:gotoxy(50,12);
	return 0;
 case 2:gotoxy(56,12);
	return 1;
 case 3:gotoxy(60,12);
	return 2;
 case 4:gotoxy(50,14);
	return 3;
 case 5:gotoxy(56,14);
	return 4;
 case 6:gotoxy(60,14);
	return 5;
 case 7:gotoxy(50,16);
	return 6;
 case 8:gotoxy(56,16);
	return 7;
 case 9:gotoxy(60,16);
	return 8;
 default:cout<<"Wrong key";
	return 9;
}
}


void main()

{
clrscr();
char r;
int p,i,u,y,t,e,w,q,l,c,v;
gotoxy(30,2);
cout<<"INSTRUCTIONS";
gotoxy(1,4);
cout<<"Enter 1 for entering 'X' or 'O' in the 1st box.Similarly,enter 2 for entering in the 2nd box.Bottom extreme right box=9,middle extreme left box=4 etc.";
gotoxy(1,6);
cout<<"AS YOU ARE ABLE TO MAKE A STRAIGHT OR DIAGONAL LINE WITH 'X' OR 'O' YOU WIN";
getch();
clrscr();
gotoxy(50,12);
cout<<"   |   |   ";
gotoxy(50,13);
cout<<"___|___|___";
gotoxy(50,14);
cout<<"   |   |   ";
gotoxy(50,15);
cout<<"___|___|___";
gotoxy(50,16);
cout<<"   |   |   ";
gotoxy(50,17);
cout<<"   |   |   ";
gotoxy(1,1);
cout<<" Player 1= X AND Player 2= O (capital)]";
 back: cout<<"\nFirst move(1st player):";
       cin>>c;
       p=move(c);
       if(p==9)
       goto back;
       cout<<'X';
 again:
       gotoxy(1,3);
       cout<<"First move(2nd player):";
       cin>>c;
       i=move(c);
       if(i==p||i==9)
       goto again;
       else
       cout<<'O';
  gain:gotoxy(1,4);
       cout<<"Second move(1st player):";
       cin>>c;
       u=move(c);
	if(u==p||u==i||u==9)
       goto gain;
       else
       cout<<'X';
  ain: gotoxy(1,5);
       cout<<"Second move(2nd player):";
       cin>>c;
       y=move(c);
	if(y==p||y==u||y==p||y==9)
       goto ain;
       else
       cout<<'O';
   in: gotoxy(1,6);
       cout<<"Third move(1st player):";
       cin>>c;int s=3;
       t=move(c);
	if(t==p||t==i||t==u||t==y||t==9)
       goto in;
       else
       cout<<'X';
       v=check(s,p,u,t,0,0);
       if(v==0)
       goto exit;
  bad: gotoxy(1,7);
       cout<<"Third move(2nd player):";
       cin>>c;s=4;
       e=move(c);
       if(e==p||e==i||e==u||e==y||e==t||e==9)
       goto bad;
       else
       cout<<'O';
       v=check(s,i,y,e,0,0);
       if(v==0)
       goto exit;
    ad:gotoxy(1,8);
       cout<<"Fourth move(1st player):";
       cin>>c;s=5;
       w=move(c);
       if(w==p||w==i||w==u||w==y||w==e||w==t||w==9)
       goto ad;
       else
       cout<<'X';
       v=check(s,p,u,t,w,0);
       if(v==0)
       goto exit;
   add:gotoxy(1,9);
       cout<<"Fourth move(2nd player):";
       cin>>c;s=6;
       q=move(c);
       if(q==p||q==i||q==u||q==y||q==t||q==e||q==w||q==9)
       goto add;
       else
       cout<<'O';
       v=check(s,i,y,e,q,0);
       if(v==0)
       goto exit;
   dd: gotoxy(1,10);
       cout<<"Fifth move(1st player):";
       cin>>c;s=7;
       l=move(c);
       if(l==p||l==i||l==u||l==y||l==t||l==e||l==w||l==q||l==9)
       goto dd;
       else
       cout<<'X';
       v=check(s,p,u,t,w,l);
       if(v==0)
       goto exit;

exit:
if(v==1)
{
clrscr();
gotoxy(35,12);
cout<<"GAME DRAWN";
}
getch();
}


int check(int s,int p,int u,int t,int w,int l)
{
 if(s==3||s==4)
{
 if((p==0||p==1||p==2)&&(u==0||u==1||u==2)&&(t==0||t==1||t==2))
{delay(800);
 clrscr();
 if(s==3)
{cout<<"Congrats!Player1 has won";return 0;}
 if(s==4)
{cout<<"Congrats!Player2 has won";return 0;}
}
 if((p==0||p==3||p==6)&&(u==0||u==3||u==6)&&(t==0||t==3||t==6))
{delay(800);
 clrscr();
 if(s==3)
{cout<<"Congrats!Player1 has won";return 0;}
 if(s==4)
{cout<<"Congrats!Player2 has won";return 0;}
}
 if((p==0||p==4||p==8)&&(u==0||u==4||u==8)&&(t==0||t==4||t==8))
{delay(800);
 clrscr();
 if(s==3)
{cout<<"Congrats!Player1 has won";return 0;}
 if(s==4)
{cout<<"Congrats!Player2 has won";return 0;}
}
 if((p==2||p==4||p==6)&&(u==2||u==4||u==6)&&(t==2||t==4||t==6))
{delay(800);
 clrscr();
 if(s==3)
{cout<<"Congrats!Player1 has won";return 0;}
 if(s==4)
{cout<<"Congrats!Player2 has won";return 0;}
}
 if((p==1||p==4||p==7)&&(u==1||u==4||u==7)&&(t==1||t==4||t==7))
{delay(800);
 clrscr();
 if(s==3)
{cout<<"Congrats!Player1 has won";return 0;}
 if(s==4)
{cout<<"Congrats!Player2 has won";return 0;}
}
 if((p==2||p==5||p==8)&&(u==2||u==5||u==8)&&(t==2||t==5||t==8))
{delay(800);
 clrscr();
 if(s==3)
{cout<<"Congrats!Player1 has won";return 0;}
 if(s==4)
{cout<<"Congrats!Player2 has won";return 0;}
}
 if((p==3||p==4||p==5)&&(u==3||u==4||u==5)&&(t==3||t==4||t==5))
{delay(800);
 clrscr();
 if(s==3)
{cout<<"Congrats!Player1 has won";return 0;}
 if(s==4)
{cout<<"Congrats!Player2 has won";return 0;}
}
 if((p==6||p==7||p==8)&&(u==6||u==7||u==8)&&(t==6||t==7||t==8))
{delay(800);
 clrscr();
 if(s==3)
{cout<<"Congrats!Player1 has won";return 0;}
 if(s==4)
{cout<<"Congrats!Player2 has won";return 0;}
}
}

if(s==5||s==6 )
{
 if((w==0||w==1||w==2)&&(u==0||u==1||u==2)&&(t==0||t==1||t==2))
{delay(800);
 clrscr();
 if(s==5)
{cout<<"Congrats!Player1 has won";return 0;}
 if(s==6)
 {cout<<"Congrats!Player2 has won";return 0;}
}
 if((w==0||w==3||w==6)&&(u==0||u==3||u==6)&&(t==0||t==3||t==6))
{delay(800);
 clrscr();
 if(s==5)
{cout<<"Congrats!Player1 has won";return 0;}
 if(s==6)
{cout<<"Congrats!Player2 has won";return 0;}
}
 if((w==0||w==4||w==8)&&(u==0||u==4||u==8)&&(t==0||t==4||t==8))
{delay(800);
 clrscr();
 if(s==5)
{cout<<"Congrats!Player1 has won";return 0;}
 if(s==6)
{cout<<"Congrats!Player2 has won";return 0;}
}
 if((w==2||w==4||w==6)&&(u==2||u==4||u==6)&&(t==2||t==4||t==6))
{delay(800);
 clrscr();
 if(s==5)
{cout<<"Congrats!Player1 has won";return 0;}
 if(s==6)
{cout<<"Congrats!Player2 has won";return 0;}
}
 if((w==1||w==4||w==7)&&(u==1||u==4||u==7)&&(t==1||t==4||t==7))
{delay(800);
 clrscr();
 if(s==5)
{cout<<"Congrats!Player1 has won";return 0;}
 if(s==6)
{cout<<"Congrats!Player2 has won";return 0;}
}
 if((w==2||w==5||w==8)&&(u==2||u==5||u==8)&&(t==2||t==5||t==8))
{delay(800);
 clrscr();
 if(s==5)
{cout<<"Congrats!Player1 has won";return 0;}
 if(s==6)
{cout<<"Congrats!Player2 has won";return 0;}
}
 if((w==3||w==4||w==5)&&(u==3||u==4||u==5)&&(t==3||t==4||t==5))
{delay(800);
 clrscr();
 if(s==5)
{cout<<"Congrats!Player1 has won";return 0;}
 if(s==6)
{cout<<"Congrats!Player2 has won";return 0;}
}
 if((w==6||w==7||w==8)&&(u==6||u==7||u==8)&&(t==6||t==7||t==8))
{delay(800);
 clrscr();
 if(s==5)
{cout<<"Congrats!Player1 has won";return 0;}
 if(s==6)
{cout<<"Congrats!Player2 has won";return 0;}
}
}
if(s==5||s==6 )
{
 if((w==0||w==1||w==2)&&(p==0||p==1||p==2)&&(t==0||t==1||t==2))
{delay(800);
 clrscr();
 if(s==5)
{cout<<"Congrats!Player1 has won";return 0;}
 if(s==6)
{cout<<"Congrats!Player2 has won";return 0;}
}
 if((w==0||w==3||w==6)&&(p==0||p==3||p==6)&&(t==0||t==3||t==6))
{delay(800);
 clrscr();
 if(s==5)
{cout<<"Congrats!Player1 has won";return 0;}
 if(s==6)
{cout<<"Congrats!Player2 has won";return 0;}
}
 if((w==0||w==4||w==8)&&(p==0||p==4||p==8)&&(t==0||t==4||t==8))
{delay(800);
 clrscr();
 if(s==5)
{cout<<"Congrats!Player1 has won";return 0;}
 if(s==6)
{cout<<"Congrats!Player2 has won";return 0;}
}
 if((w==2||w==4||w==6)&&(p==2||p==4||p==6)&&(t==2||t==4||t==6))
{delay(800);
 clrscr();
 if(s==5)
 {cout<<"Congrats!Player1 has won";return 0;}
 if(s==6)
{cout<<"Congrats!Player2 has won";return 0;}
}
 if((w==1||w==4||w==7)&&(p==1||p==4||p==7)&&(t==1||t==4||t==7))
{delay(800);
 clrscr();
 if(s==5)
{cout<<"Congrats!Player1 has won";return 0;}
 if(s==6)
{cout<<"Congrats!Player2 has won";return 0;}
}
 if((w==2||w==5||w==8)&&(p==2||p==5||p==8)&&(t==2||t==5||t==8))
{delay(800);
 clrscr();
 if(s==5)
{cout<<"Congrats!Player1 has won";return 0;}
 if(s==6)
{cout<<"Congrats!Player2 has won";return 0;}
}
 if((w==3||w==4||w==5)&&(p==3||p==4||p==5)&&(t==3||t==4||t==5))
{delay(800);
 clrscr();
 if(s==5)
{cout<<"Congrats!Player1 has won";return 0;}
 if(s==6)
{cout<<"Congrats!Player2 has won";return 0;}
}
 if((w==6||w==7||w==8)&&(p==6||p==7||p==8)&&(t==6||t==7||t==8))
{delay(800);
 clrscr();
 if(s==5)
{cout<<"Congrats!Player1 has won";return 0;}
 if(s==6)
{cout<<"Congrats!Player2 has won";return 0;}
}
}

if(s==5||s==6 )
{
 if((w==0||w==1||w==2)&&(p==0||p==1||p==2)&&(u==0||u==1||u==2))
{delay(800);
 clrscr();
 if(s==5)
{cout<<"Congrats!Player1 has won";return 0;}
 if(s==6)
{cout<<"Congrats!Player2 has won";return 0;}
}
 if((w==0||w==3||w==6)&&(p==0||p==3||p==6)&&(u==0||u==3||u==6))
{delay(800);
 clrscr();
 if(s==5)
{cout<<"Congrats!Player1 has won";return 0;}
 if(s==6)
{cout<<"Congrats!Player2 has won";return 0;}
}
 if((w==0||w==4||w==8)&&(p==0||p==4||p==8)&&(u==0||u==4||u==8))
{delay(800);
 clrscr();
 if(s==5)
{cout<<"Congrats!Player1 has won";return 0;}
 if(s==6)
{cout<<"Congrats!Player2 has won";return 0;}
}
 if((w==2||w==4||w==6)&&(p==2||p==4||p==6)&&(u==2||u==4||u==6))
{delay(800);
 clrscr();
 if(s==5)
{cout<<"Congrats!Player1 has won";return 0;}
 if(s==6)
{cout<<"Congrats!Player2 has won";return 0;}
}
 if((w==1||w==4||w==7)&&(p==1||p==4||p==7)&&(u==1||u==4||u==7))
{delay(800);
 clrscr();
 if(s==5)
{cout<<"Congrats!Player1 has won";return 0;}
 if(s==6)
{cout<<"Congrats!Player2 has won";return 0;}
}
 if((w==2||w==5||w==8)&&(p==2||p==5||p==8)&&(u==2||u==5||u==8))
{delay(800);
 clrscr();
 if(s==5)
{cout<<"Congrats!Player1 has won";return 0;}
 if(s==6)
{cout<<"Congrats!Player2 has won";return 0;}
}
 if((w==3||w==4||w==5)&&(p==3||p==4||p==5)&&(u==3||u==4||u==5))
{delay(800);
 clrscr();
 if(s==5)
{cout<<"Congrats!Player1 has won";return 0;}
 if(s==6)
{cout<<"Congrats!Player2 has won";return 0;}
}
 if((w==6||w==7||w==8)&&(p==6||p==7||p==8)&&(u==6||u==7||u==8))
{delay(800);
 clrscr();
 if(s==5)
{cout<<"Congrats!Player1 has won";return 0;}
 if(s==6)
{cout<<"Congrats!Player2 has won";return 0;}
}
}

if(s==7)
{
 if((l==0||l==1||l==2)&&(p==0||p==1||p==2)&&(u==0||u==1||u==2))
{delay(800);
 clrscr();
{cout<<"Congrats!Player1 has won";return 0;}
}
 if((l==0||l==3||l==6)&&(p==0||p==3||p==6)&&(u==0||u==3||u==6))
{delay(800);
 clrscr();
{cout<<"Congrats!Player1 has won";return 0;}
}
 if((l==0||l==4||l==8)&&(p==0||p==4||p==8)&&(u==0||u==4||u==8))
{delay(800);
 clrscr();
 {cout<<"Congrats!Player1 has won";return 0;}
}
 if((l==2||l==4||l==6)&&(p==2||p==4||p==6)&&(u==2||u==4||u==6))
{delay(800);
 clrscr();
{cout<<"Congrats!Player1 has won";return 0;}
}
 if((l==1||l==4||l==7)&&(p==1||p==4||p==7)&&(u==1||u==4||u==7))
{delay(800);
 clrscr();
{cout<<"Congrats!Player1 has won";return 0;}
}
 if((l==2||l==5||l==8)&&(p==2||p==5||p==8)&&(u==2||u==5||u==8))
{delay(800);
 clrscr();
{cout<<"Congrats!Player1 has won";return 0;}
}
 if((l==3||l==4||l==5)&&(p==3||p==4||p==5)&&(u==3||u==4||u==5))
{delay(800);
 clrscr();
{cout<<"Congrats!Player1 has won";return 0;}
}
 if((l==6||l==7||l==8)&&(p==6||p==7||p==8)&&(u==6||u==7||u==8))
{delay(800);
 clrscr();
 {cout<<"Congrats!Player1 has won";return 0;}
}
}

if(s==7)
{
 if((l==0||l==1||l==2)&&(p==0||p==1||p==2)&&(t==0||t==1||t==2))
{delay(800);
 clrscr();
{cout<<"Congrats!Player1 has won";return 0;}
}
 if((l==0||l==3||l==6)&&(p==0||p==3||p==6)&&(t==0||t==3||t==6))
{delay(800);
 clrscr();
{cout<<"Congrats!Player1 has won";return 0;}
}
 if((l==0||l==4||l==8)&&(p==0||p==4||p==8)&&(t==0||t==4||t==8))
{delay(800);
 clrscr();
 {cout<<"Congrats!Player1 has won";return 0;}
}
 if((l==2||l==4||l==6)&&(p==2||p==4||p==6)&&(t==2||t==4||t==6))
{delay(800);
 clrscr();
{cout<<"Congrats!Player1 has won";return 0;}
}
 if((l==1||l==4||l==7)&&(p==1||p==4||p==7)&&(t==1||t==4||t==7))
{delay(800);
 clrscr();
{cout<<"Congrats!Player1 has won";return 0;}
}
 if((l==2||l==5||l==8)&&(p==2||p==5||p==8)&&(t==2||t==5||t==8))
{delay(800);
 clrscr();
{cout<<"Congrats!Player1 has won";return 0;}
}
 if((l==3||l==4||l==5)&&(p==3||p==4||p==5)&&(t==3||t==4||t==5))
{delay(800);
 clrscr();
{cout<<"Congrats!Player1 has won";return 0;}
}
 if((l==6||l==7||l==8)&&(p==6||p==7||p==8)&&(t==6||t==7||t==8))
{delay(800);
 clrscr();
 {cout<<"Congrats!Player1 has won";return 0;}
}
}

if(s==7)
{
 if((l==0||l==1||l==2)&&(p==0||p==1||p==2)&&(w==0||w==1||w==2))
{delay(800);
 clrscr();
{cout<<"Congrats!Player1 has won";return 0;}
}
 if((l==0||l==3||l==6)&&(p==0||p==3||p==6)&&(w==0||w==3||w==6))
{delay(800);
 clrscr();
{cout<<"Congrats!Player1 has won";return 0;}
}
 if((l==0||l==4||l==8)&&(p==0||p==4||p==8)&&(w==0||w==4||w==8))
{delay(800);
 clrscr();
 {cout<<"Congrats!Player1 has won";return 0;}
}
 if((l==2||l==4||l==6)&&(p==2||p==4||p==6)&&(w==2||w==4||w==6))
{delay(800);
 clrscr();
{cout<<"Congrats!Player1 has won";return 0;}
}
 if((l==1||l==4||l==7)&&(p==1||p==4||p==7)&&(w==1||w==4||w==7))
{delay(800);
 clrscr();
{cout<<"Congrats!Player1 has won";return 0;}
}
 if((l==2||l==5||l==8)&&(p==2||p==5||p==8)&&(w==2||w==5||w==8))
{delay(800);
 clrscr();
{cout<<"Congrats!Player1 has won";return 0;}
}
 if((l==3||l==4||l==5)&&(p==3||p==4||p==5)&&(w==3||w==4||w==5))
{delay(800);
 clrscr();
{cout<<"Congrats!Player1 has won";return 0;}
}
 if((l==6||l==7||l==8)&&(p==6||p==7||p==8)&&(w==6||w==7||w==8))
{delay(800);
 clrscr();
 {cout<<"Congrats!Player1 has won";return 0;}
}
}

if(s==7)
{
 if((l==0||l==1||l==2)&&(t==0||t==1||t==2)&&(u==0||u==1||u==2))
{delay(800);
 clrscr();
{cout<<"Congrats!Player1 has won";return 0;}
}
 if((l==0||l==3||l==6)&&(t==0||t==3||t==6)&&(u==0||u==3||u==6))
{delay(800);
 clrscr();
{cout<<"Congrats!Player1 has won";return 0;}
}
 if((l==0||l==4||l==8)&&(t==0||t==4||t==8)&&(u==0||u==4||u==8))
{delay(800);
 clrscr();
 {cout<<"Congrats!Player1 has won";return 0;}
}
 if((l==2||l==4||l==6)&&(t==2||t==4||t==6)&&(u==2||u==4||u==6))
{delay(800);
 clrscr();
{cout<<"Congrats!Player1 has won";return 0;}
}
 if((l==1||l==4||l==7)&&(t==1||t==4||t==7)&&(u==1||u==4||u==7))
{delay(800);
 clrscr();
{cout<<"Congrats!Player1 has won";return 0;}
}
 if((l==2||l==5||l==8)&&(t==2||t==5||t==8)&&(u==2||u==5||u==8))
{delay(800);
 clrscr();
{cout<<"Congrats!Player1 has won";return 0;}
}
 if((l==3||l==4||l==5)&&(t==3||t==4||t==5)&&(u==3||u==4||u==5))
{delay(800);
 clrscr();
{cout<<"Congrats!Player1 has won";return 0;}
}
 if((l==6||l==7||l==8)&&(t==6||t==7||t==8)&&(u==6||u==7||u==8))
{delay(800);
 clrscr();
 {cout<<"Congrats!Player1 has won";return 0;}
}
}

if(s==7)
{
 if((l==0||l==1||l==2)&&(w==0||w==1||w==2)&&(u==0||u==1||u==2))
{delay(800);
 clrscr();
{cout<<"Congrats!Player1 has won";return 0;}
}
 if((l==0||l==3||l==6)&&(w==0||w==3||w==6)&&(u==0||u==3||u==6))
{delay(800);
 clrscr();
{cout<<"Congrats!Player1 has won";return 0;}
}
 if((l==0||l==4||l==8)&&(w==0||w==4||w==8)&&(u==0||u==4||u==8))
{delay(800);
 clrscr();
 {cout<<"Congrats!Player1 has won";return 0;}
}
 if((l==2||l==4||l==6)&&(w==2||w==4||w==6)&&(u==2||u==4||u==6))
{delay(800);
 clrscr();
{cout<<"Congrats!Player1 has won";return 0;}
}
 if((l==1||l==4||l==7)&&(w==1||w==4||w==7)&&(u==1||u==4||u==7))
{delay(800);
 clrscr();
{cout<<"Congrats!Player1 has won";return 0;}
}
 if((l==2||l==5||l==8)&&(w==2||w==5||w==8)&&(u==2||u==5||u==8))
{delay(800);
 clrscr();
{cout<<"Congrats!Player1 has won";return 0;}
}
 if((l==3||l==4||l==5)&&(w==3||w==4||w==5)&&(u==3||u==4||u==5))
{delay(800);
 clrscr();
{cout<<"Congrats!Player1 has won";return 0;}
}
 if((l==6||l==7||l==8)&&(w==6||w==7||w==8)&&(u==6||u==7||u==8))
{delay(800);
 clrscr();
 {cout<<"Congrats!Player1 has won";return 0;}
}
}


if(s==7)
{
 if((l==0||l==1||l==2)&&(t==0||t==1||t==2)&&(w==0||w==1||w==2))
{delay(800);
 clrscr();
{cout<<"Congrats!Player1 has won";return 0;}
}
 if((l==0||l==3||l==6)&&(t==0||t==3||t==6)&&(w==0||w==3||w==6))
{delay(800);
 clrscr();
{cout<<"Congrats!Player1 has won";return 0;}
}
 if((l==0||l==4||l==8)&&(t==0||t==4||t==8)&&(w==0||w==4||w==8))
{delay(800);
 clrscr();
 {cout<<"Congrats!Player1 has won";return 0;}
}
 if((l==2||l==4||l==6)&&(t==2||t==4||t==6)&&(w==2||w==4||w==6))
{delay(800);
 clrscr();
{cout<<"Congrats!Player1 has won";return 0;}
}
 if((l==1||l==4||l==7)&&(t==1||t==4||t==7)&&(w==1||w==4||w==7))
{delay(800);
 clrscr();
{cout<<"Congrats!Player1 has won";return 0;}
}
 if((l==2||l==5||l==8)&&(t==2||t==5||t==8)&&(w==2||w==5||w==8))
{delay(800);
 clrscr();
{cout<<"Congrats!Player1 has won";return 0;}
}
 if((l==3||l==4||l==5)&&(t==3||t==4||t==5)&&(w==3||w==4||w==5))
{delay(800);
 clrscr();
{cout<<"Congrats!Player1 has won";return 0;}
}
 if((l==6||l==7||l==8)&&(t==6||t==7||t==8)&&(w==6||w==7||w==8))
{delay(800);
 clrscr();
 {cout<<"Congrats!Player1 has won";return 0;}
}
}

 return 1;

}